Home / 445,884,904.80-668,827,357.20-343,848,232.80

Finding the Fourth Proportional to 445,884,904.80, 668,827,357.20 and 343,848,232.80

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Solution

The fourth proportional to 445,884,904.80, 668,827,357.20 and 343,848,232.80 is: 515,772,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,884,904.80 : 668,827,357.20 = 343,848,232.80 : x
  2. Step 2: Convert to fraction form
    445,884,904.80/668,827,357.20 = 343,848,232.80/x
  3. Step 3: Cross multiply
    445,884,904.80x = 668,827,357.20 × 343,848,232.80
  4. Step 4: Simplify right side
    445,884,904.80x = 229,975,104,821,514,368
  5. Step 5: Solve for x
    x = 229,975,104,821,514,368/445,884,904.80
  6. Step 6: Final answer
    x = 515,772,349.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.